.math-container {
    display: inline-flex;
    float: left;
    width: 450px;
    height: 50px;
}

.math-item {
    width: 50px;
    height: 50px;
    font-size: 24px;
    font-weight: bold;
}

.math-item.type {
    color: mediumblue;
}

.math-item.answer {
    color: rgb(254, 5, 5);
    width: 100px;
}